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ChemInform Abstract: Facile Synthesis of 3-Thioxo-3H-benzo[f]chromen-2-yl Methanone and 3H-Benzo[f]chromene-3-one under Solvent-Free Condition.

✍ Scribed by Okram Mukherjee Singh; Nepram Sushuma Devi; Laishram Ronibala Devi; Ki Bum Lim; Yong Jin Yoon; Sang-Geyong Lee


Publisher
John Wiley and Sons
Year
2011
Weight
32 KB
Volume
42
Category
Article
ISSN
0931-7597

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## Abstract A simple and efficient approach for the synthesis of the title benzochromenes via Fe(HSO~4~)~3~‐catalyzed three‐component condensation of naphthols with phenylacetylene and aromatic aldehydes is described.